Finding the Fourth Proportional to 730,464.67, 1,095,696.99 and 197,985.70
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Solution
The fourth proportional to 730,464.67, 1,095,696.99 and 197,985.70 is: 296,978.55
Step by Step Solution
- Step 1: Write the proportion equation
730,464.67 : 1,095,696.99 = 197,985.70 : x - Step 2: Convert to fraction form
730,464.67/1,095,696.99 = 197,985.70/x - Step 3: Cross multiply
730,464.67x = 1,095,696.99 × 197,985.70 - Step 4: Simplify right side
730,464.67x = 216,932,335,553.04 - Step 5: Solve for x
x = 216,932,335,553.04/730,464.67 - Step 6: Final answer
x = 296,978.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.